Every story and comment from the Hacker News API, in a layout borrowed from 2001.
A comment on 0.999...= 1. Parent comment
1 - 9/10 - 9/100 - ...
1 - ( 9/10 + 9/100 + ... )
0.00...1 = 1 - 0.999...
https://en.m.wikipedia.org/wiki/Series_(mathematics)
https://en.m.wikipedia.org/wiki/Series_(mathematics)